HP ZHAN 66 Pro A 14 G4 Maintenance And Service Manual page 51

Table 5-12 System board descriptions and part numbers
Description
System board (includes integrated processor)
AMD Ryzen 7 5850U processor
AMD Ryzen 7 5800U processor
AMD Ryzen 5 5650U processor
AMD Ryzen 5 5600U processor
Before removing the system board, follow these steps:
1. Prepare the computer for disassembly (see
2. Remove the bottom cover (see
3. Remove the battery (see
4. Remove the fan (see
When you replace the system board, be sure to remove the following components (as applicable) from the
defective system board and install them on the replacement system board:
Memory modules (see
●
WLAN module (see
●
Solid-state drive (see
●
Heat sink (see Heat sink on page
●
Remove the system board:
1. Disconnect the following cables from the system board:
Antenna cables from the WLAN module (select products only) (1)
●
Power connector cable (2)
●
Speaker cable (3)
●
Display cable (4)
●
USB cable (ZIF) from USB board (5)
●
USB cable (ZIF) from system board (6)
●
Touchpad cable (ZIF) (7)
●
● Keyboard backlight cable (ZIF) (select products only) (8)
● Keyboard cable (ZIF) (9)
● Fingerprint reader cable (ZIF) (select products only) (10)
● RTC battery cable (11)
Bottom cover on page
Battery on page 31).
Fan on page 39).
Memory modules on page
WLAN module on page 34).
Solid-state drive on page
41).
Preparation for disassembly on page
30).
33).
36).
Component replacement procedures
Spare part number
M48558-601
M48556-601
M48557-601
M48556-601
30).
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